Income Taxes (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Income Taxes [Abstract]
Income tax benefit (expense)	$ (14,000)	$ 518,000	$ (23,000)	$ 1,187,000
Deferred income taxes (Note 7)	3,325,000		3,325,000		$ 3,199,000
Unrecognized tax benefits	763,000		763,000		803,000
Interest and penalties	$ 222,000		$ 222,000		$ 210,000